function returnImage(target) {
	var arr   =new Array(0);
	var result='';
	
	arr["def_menu_toppage_01"] ="./img/topmenu_def_001.png";
	arr["sel_menu_toppage_01"] ="./img/topmenu_sel_001.png";
	
	arr["def_menu_profile_01"] ="./img/topmenu_def_002.png";
	arr["sel_menu_profile_01"] ="./img/topmenu_sel_002.png";
	
	arr["def_menu_recruit_01"] ="./img/topmenu_def_003.png";
	arr["sel_menu_recruit_01"] ="./img/topmenu_sel_003.png";
	
	arr["def_menu_investor_01"]="./img/topmenu_def_004.png";
	arr["sel_menu_investor_01"]="./img/topmenu_sel_004.png";
	
	arr["def_menu_sitemap_01"] ="./img/topmenu_def_005.png";
	arr["sel_menu_sitemap_01"] ="./img/topmenu_sel_005.png";
	
	arr["def_menu_contact_01"] ="./img/topmenu_def_006.png";
	arr["sel_menu_contact_01"] ="./img/topmenu_sel_006.png";
	
	arr["def_menu_toppage_11"] ="./img/topmenu_def_011.png";
	arr["sel_menu_toppage_11"] ="./img/topmenu_sel_011.png";
	
	arr["def_menu_toppage_12"] ="./img/topmenu_def_012.png";
	arr["sel_menu_toppage_12"] ="./img/topmenu_sel_012.png";
	
	arr["def_menu_profile_11"] ="./img/topmenu_def_021.png";
	arr["sel_menu_profile_11"] ="./img/topmenu_sel_021.png";
	
	arr["def_menu_profile_12"]="./img/topmenu_def_022.png";
	arr["sel_menu_profile_12"]="./img/topmenu_sel_022.png";
	
	arr["def_menu_profile_13"] ="./img/topmenu_def_023.png";
	arr["sel_menu_profile_13"] ="./img/topmenu_sel_023.png";
	
	arr["def_menu_recruit_11"] ="./img/topmenu_def_031.png";
	arr["sel_menu_recruit_11"] ="./img/topmenu_sel_031.png";
	
	arr["def_menu_investor_11"]="./img/topmenu_def_041.png";
	arr["sel_menu_investor_11"]="./img/topmenu_sel_041.png";
	
	arr["def_menu_sitemap_11"] ="./img/topmenu_def_051.png";
	arr["sel_menu_sitemap_11"] ="./img/topmenu_sel_051.png";
	
	arr["def_menu_contact_11"] ="./img/topmenu_def_061.png";
	arr["sel_menu_contact_11"] ="./img/topmenu_sel_061.png";
	
	result=arr[target];
	
	return result;
}
function onChangeImage(appMode,targetId) {
	var src='';
	var target=appMode+"_"+targetId;
	src=returnImage(target);
	document.getElementById(targetId).src=src;
}
function checkForm(){
	if(document.getElementById('name').value==''){
		alert('お名前を入力してください');
		document.getElementById('name').focus();
		return false;
	}
	if(document.getElementById('addr').value==''){
		alert('ご住所を入力してください');
		document.getElementById('addr').focus();
		return false;
	}
	if(document.getElementById('tel_no').value=='' || !document.getElementById('tel_no').value.match('^([0-9]|[０-９]){1,4}(-|－|)([0-9]|[０-９]){1,4}(-|－|)([0-9]|[０-９]){4}$')){
		if(document.getElementById('tel_no').value==''){
			alert('電話番号を入力してください');
		}else if(!document.getElementById('tel_no').value.match('^([0-9]|[０-９]){1,4}(-|－|)([0-9]|[０-９]){1,4}(-|－|)([0-9]|[０-９]){4}$')){
			alert('電話番号に数字またはハイフン以外の文字が含まれています');
		}
		document.getElementById('tel_no').focus();
		return false;
	}
	if(document.getElementById('mail_addr').value=='' || !document.getElementById('mail_addr').value.match('^([a-zA-Z0-9_\.\-]|[ａ-ｚＡ-Ｚ０-９_\.\-])+?@([a-zA-Z0-9_\.\-]|[ａ-ｚＡ-Ｚ０-９_\.\-])+$')){
		if(document.getElementById('mail_addr').value==''){
			alert('メールアドレスを入力してください');
		}else if(!document.getElementById('mail_addr').value.match('^([a-zA-Z0-9_\.\-]|[ａ-ｚＡ-Ｚ０-９_\.\-])+?@([a-zA-Z0-9_\.\-]|[ａ-ｚＡ-Ｚ０-９_\.\-])+$')){
			alert('メールアドレスにひらがな・カタカナ等の無効な文字が含まれています');
		}
		document.getElementById('mail_addr').focus();
		return false;
	}
	if(document.getElementById('mail_addr').value != document.getElementById('mail_addr_confirm').value){
		alert('メールアドレスがメールアドレス（確認用）と相違しています');
		document.getElementById('mail_addr_confirm').focus();
		return false;
	}
	if(document.getElementById('question').value==''){
		alert('お問い合わせ内容を入力してください');
		document.getElementById('question').focus();
		return false;
	}
	if(document.getElementById('agreement').checked==false){
		alert('プライバシーポリシーをご確認ください');
		document.getElementById('agreement').focus();
		return false;
	}
}
function checkFormComp(){
	var result = confirm('この内容で送信してもよろしいですか？');
	return result;
}